10 Bogs Gap Lane is a five-bedroom detached house in Steeple Morden, Royston, Royston (SG8 0PN). It has a recorded floor area of 193 m² (around 2077 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (October 2018) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2013. Between certificates, lighting went from Very Poor to Good; while wall efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 77). Main heating runs on oil. Other recorded features include a conservatory and outbuildings.
Sale prices here have outpaced England HPI: 5.9% per year against 0% for the wider region. Today's modelled estimate of £776,000 is 16.7% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£320/sq ft) was about 53.9% above the typical sold price in the postcode. At 193 m² the property is well over the postcode median (112 m² across 13 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. Last sale on file: £665,000 in February 2019.
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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10 Bogs Gap Lane's carbon output runs well above what efficient homes in the postcode produce.
10 Bogs Gap Lane has an approved single-storey front extension on the planning record.
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
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Latest sale on 10 Bogs Gap Lane was the highest on Land Registry record across the postcode.
£776,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 5 years.
£665,000
Growth on file: 5.9% per year over 5 years.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
Habitable Rooms for 10 Bogs Gap Lane runs comfortably ahead of the street norm.
Price per m²
£3,446
Street avg £2,356
Floor Area
193 m²
Street avg 117 m²
Habitable Rooms
9 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Closest school
0.8 km

Daytime· 07:00 – 23:00
43.4dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
More low energy lighting installed
Extension: Single storey · Rear of property
Garage conversion and single storey rear extension
Extension: Single storey · Front of property
Erection of single storey front/side extension with hipped roof and construction of part lean-to/part dual-pitched roof.
8 February 2019Most recent
£665,000
+33.0%over 4 years19 February 2014
£500,000
Median price across the last 5 sales in SG8 0PN: £455,000 (2025–2014).

Street avg 5 rooms
CO₂ Emissions
8.0 t/year
Street avg 4.7 t/year
SG8 0JX
Steeple Morden CofE VC Primary School. 2 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
35.8dB